IT1132026B
(it)
*
|
1980-07-30 |
1986-06-25 |
Telettra Lab Telefon |
Apparato per multiplazione in frequenza a banda laterale unica e a mezzo di elaborazione numerica
|
US4412325A
(en)
*
|
1981-07-13 |
1983-10-25 |
Telettra- Telefonia Elettronica E Radio S.P.A. |
Equipment for single band multiplexing through digital processing
|
GB2109962B
(en)
*
|
1981-11-24 |
1985-11-27 |
Standard Telephones Cables Ltd |
Discrete fourier transform circuit
|
BE892241A
(fr)
*
|
1982-02-23 |
1982-06-16 |
Dev Et D Industrialisation Des |
Circuit de calcul rapide de la transformee de fourier discrete d'un signal, destine notamment a un appareil de controle par courants de foucault.
|
US4578790A
(en)
*
|
1982-06-23 |
1986-03-25 |
Telettra-Telefonia Elettronica E Radio S.P.A. Corso Buenos Aires |
System and equipment for single side band multiplexing through digital processing
|
FR2548851B1
(fr)
*
|
1983-07-07 |
1986-11-14 |
Electricite De France |
Procede et installation d'analyse et de restitution de signal a echantillonnage et interpolation
|
US4612626A
(en)
*
|
1983-12-27 |
1986-09-16 |
Motorola Inc. |
Method of performing real input fast fourier transforms simultaneously on two data streams
|
US4785463A
(en)
*
|
1985-09-03 |
1988-11-15 |
Motorola, Inc. |
Digital global positioning system receiver
|
US4754449A
(en)
*
|
1986-07-02 |
1988-06-28 |
Hughes Aircraft Company |
Wide bandwidth device for demodulating frequency division multiplexed signals
|
US4813035A
(en)
*
|
1986-11-04 |
1989-03-14 |
Granger Associates |
Transmultiplexer virtual group distribution frame
|
US5351234A
(en)
*
|
1990-12-28 |
1994-09-27 |
Nynex Corporation |
System for integrated distribution of switched voice and television on coaxial cable
|
US5325188A
(en)
*
|
1992-05-14 |
1994-06-28 |
Hitachi America, Ltd. |
Apparatus for NTSC signal interference cancellation through the use of digital recursive notch filters
|
US5325204A
(en)
*
|
1992-05-14 |
1994-06-28 |
Hitachi America, Ltd. |
Narrowband interference cancellation through the use of digital recursive notch filters
|
US5400084A
(en)
*
|
1992-05-14 |
1995-03-21 |
Hitachi America, Ltd. |
Method and apparatus for NTSC signal interference cancellation using recursive digital notch filters
|
US5260613A
(en)
*
|
1992-06-30 |
1993-11-09 |
The United States Of America As Represented By The Secretary Of The Army |
Real-data FFT buffer
|
US5590173A
(en)
*
|
1992-08-05 |
1996-12-31 |
Beasley; Andrew S. |
Delay insensitive base station-to-handset interface for radio telephone systems
|
US5625624A
(en)
*
|
1993-10-21 |
1997-04-29 |
Hughes Aircraft Company |
High data rate satellite communication system
|
US5606575A
(en)
*
|
1993-10-29 |
1997-02-25 |
Airnet Communications Corporation |
FFT-based channelizer and combiner employing residue-adder-implemented phase advance
|
US5535240A
(en)
*
|
1993-10-29 |
1996-07-09 |
Airnet Communications Corporation |
Transceiver apparatus employing wideband FFT channelizer and inverse FFT combiner for multichannel communication network
|
GB9414664D0
(en)
*
|
1994-07-20 |
1994-09-07 |
British Aerospace |
Digital signal processing apparatus
|
JPH09200164A
(ja)
*
|
1996-01-19 |
1997-07-31 |
Hitachi Denshi Ltd |
Fdma送受信装置
|
US6552832B1
(en)
|
1996-10-07 |
2003-04-22 |
Telesector Resources Group, Inc. |
Telecommunications system including transmultiplexer installed between digital switch and optical signal transmission fiber
|
US6009084A
(en)
*
|
1996-10-07 |
1999-12-28 |
Nynex Science & Technology, Inc. |
Concentrating transmultiplexer for cable telephony
|
US6108319A
(en)
*
|
1996-11-05 |
2000-08-22 |
Worldspace International Networks, Inc. |
Satellite payload processing system providing on-board rate alignment
|
US6333922B1
(en)
*
|
1996-11-05 |
2001-12-25 |
Worldspace, Inc. |
Satellite payload processing system for switching uplink signals to time division multiplexed downlink signals
|
US6205133B1
(en)
*
|
1996-11-25 |
2001-03-20 |
Ericsson Inc. |
Flexible wideband architecture for use in radio communications systems
|
US6198733B1
(en)
*
|
1998-03-13 |
2001-03-06 |
Lucent Technologies Inc. |
Forward-link sync-channel interleaving/de-interleaving for communication systems based on closed-form expressions
|
US6198732B1
(en)
*
|
1998-03-13 |
2001-03-06 |
Lucent Technologies Inc. |
Forward-link traffic/paging-channel interleaving for communication systems based on closed-form expressions
|
US6185200B1
(en)
|
1998-03-13 |
2001-02-06 |
Lucent Technologies Inc. |
Reverse-link de-interleaving for communication systems based on closed-form expressions
|
US6195344B1
(en)
*
|
1998-03-13 |
2001-02-27 |
Lucent Technologies Inc. |
Forward-link traffic/paging-channel de-interleaving for communication systems based on closed-form expressions
|
US6295287B1
(en)
|
1998-03-13 |
2001-09-25 |
Agere System Guardian Corp. |
Reverse-link interleaving for communication systems based on closed-form expressions
|
US7333422B2
(en)
*
|
2003-09-12 |
2008-02-19 |
Zarbana Digital Fund Llc |
Optimized FFT/IFFT module
|
US7453949B2
(en)
*
|
2003-12-09 |
2008-11-18 |
Agere Systems Inc. |
MIMO receivers having one or more additional receive paths
|
US7916144B2
(en)
*
|
2005-07-13 |
2011-03-29 |
Siemens Medical Solutions Usa, Inc. |
High speed image reconstruction for k-space trajectory data using graphic processing unit (GPU)
|
US10954777B2
(en)
*
|
2016-02-29 |
2021-03-23 |
Halliburton Energy Services, Inc. |
Fixed-wavelength fiber optic telemetry for casing collar locator signals
|
CN114253891A
(zh)
*
|
2021-12-15 |
2022-03-29 |
北京云迹科技股份有限公司 |
一种配置方法、装置、设备和存储介质
|